Recent advances in high-contrast metastructures, metasurfaces, and photonic crystals

P Qiao, W Yang, CJ Chang-Hasnain - Advances in Optics and …, 2018 - opg.optica.org
In the past decade, the research field that uses arrays of high-index-contrast near-
wavelength dielectric structures on flat surfaces, known as high-contrast metastructures …

[HTML][HTML] On-chip light control of semiconductor optoelectronic devices using integrated metasurfaces

CL Zheng, PN Ni, YY ** VCSELs
K Li, Y Rao, C Chase, W Yang, CJ Chang-Hasnain - Optica, 2018 - opg.optica.org
We report a high-contrast metastructure (HCM) mirror as a novel beam-sha** element for
vertical-cavity surface-emitting lasers (VCSELs). The metastructure is monolithically …

Simultaneous solar rejection and infrared emission switching using an integrated dielectrics-on-VO2 metasurface

K Araki, RZ Zhang - AIP Advances, 2022 - pubs.aip.org
Passive infrared emittance switching can be achieved with a metal-to-insulating phase
transition material vanadium dioxide (VO2), but its non-transitioning bandgap results in high …

Comprehensive design and simulation of a composite reflector for mode control and thermal management of a high-power VCSEL

Y Qi, W Li, S Liu, X Ma - JOSA B, 2020 - opg.optica.org
We propose a composite top reflector composed of a distributed Bragg reflector (DBR) and a
subwavelength high-contrast grating (HCG) for a high-power 808-nm vertical-cavity surface …

A Subwavelength-Grating-Mirror-Based MEMS Tunable Fabry-Perot Filter for Hyperspectral Infrared Imaging

H Mao, X Dong, Y Liu - Journal of Microelectromechanical …, 2022 - ieeexplore.ieee.org
This paper reports on the first demonstration of a MEMS tunable hyperspectral Fabry-Perot
filter based on a suspended tensile-strained single-layer dielectric two-dimensional …

12 Gbit/s indoor optical wireless communication system with ultrafast beam-steering using tunable VCSEL

L Wu, Y Han, Z Li, Y Zhang, HY Fu - Optics Express, 2022 - opg.optica.org
Optical wireless communication (OWC) using line-of-sight connections has great application
potential for indoor scenes due to its advantages of high data transmission speed and …

Demonstration of polarization control GaN-based micro-cavity lasers using a rigid high-contrast grating reflector

TC Chang, KB Hong, SY Kuo, TC Lu - Scientific reports, 2019 - nature.com
We reported on GaN microcavity (MC) lasers combined with one rigid TiO2 high-contrast
grating (HCG) structure as the output mirror. The HCG structure was directly fabricated on …